Ispros & triangle help

Recently.........I took a broadband connection from an isp.........i asked them their provider name..............they said their provider both TRIANGLE & ISPROS!!.....IS THIS POSSIBLE?..................THEN i asked them i want t he ispros connection....they said me........i will get both traingle+ispros connection!!!!!!!!!.....is this possible????????...........but after taking their connection i am getting only triangle service>.............pls help me